Dummy index

~~ what's this? ~~

[https://scaleworkshop.plainsound.org/scale/t8mJfWHbQ] Rank 2 temperament (17/11, 2/1)

* (17/11)^(-9) ~ 14/11

* (17/11)^(-5) ~ 20/11

* Hence (17/11)^4 ~ 10/7

* 2.5.7.11.17 subgroup

** sintel/uvs->edos->x31/net

** (17/11)^(-9) ~ 14/11 ~ 5/4 19p&8d -> near sensi, sensis

* 2.7/5.11/5.17/5 subgroup

** [https://sintel.pythonanywhere.com/result?subgroup=2.7%2F5.11%2F5.17%2F5&reduce=on&weights=weil&target=&edos=&commas=%5B-5+1+-10+9%5D%0D%0A%5B-2+0+-6+5%5D%0D%0A&submit_comma=submit]

* 2.5/3.7/3.11/3.17/3 subgroup

** by adding 5/3 @ -2 gen (not 5/4), (17/11)^(-2) ~ 5/3, [https://sintel.pythonanywhere.com/result?subgroup=2.5%2F3.7%2F3.11%2F3.17%2F3&reduce=on&weights=weil&target=&edos=&commas=%5B-5+0+1+-10+9%5D%0D%0A%5B-2+1+0+-6+5%5D%0D%0A%5B-2+1+0+-2+2%5D&submit_comma=submit], [[Non-over-1 temperament|non-over-1]] sensis

** 2.5/3.7/3.11/3.13/3.17/3 -> [https://sintel.pythonanywhere.com/result?subgroup=2.5%2F3.7%2F3.11%2F3.13%2F3.17%2F3&reduce=on&weights=weil&target=&edos=&commas=%5B-5+0+1+-10+0+9%5D%0D%0A%5B-2+1+0+-6+0+5%5D%0D%0A%5B-2+1+0+-2+0+2%5D%0D%0A%5B-4+0+0+-3+1+3%5D&submit_comma=submit]